2024 Specialized Diverge STR Comp vs 2026 Fairlight Faran Shimano RX825
The 51T is the Fairlight Faran Shimano RX825 size closest to your 52 Specialized Diverge STR Comp. We match frame stack and reach. This is a geometry comparison, not a fit recommendation; stem, spacers, handlebars and saddle setup also affect your riding position.
What changes on the Fairlight Faran Shimano RX825
Compared with the Specialized Diverge STR Comp in 52, the Fairlight Faran Shimano RX825 in 51T places the top of the head tube 6 mm lower and 4 mm further back, relative to the bottom bracket. Its wheelbase is 4 mm shorter, which can contribute to quicker direction changes.
- Frame stack
- −6 mm
- Lower front end
- Frame reach
- −4 mm
- Shorter frame reach
- Wheelbase
- −4 mm
- Shorter: quicker to change direction
- Head angle
- +1.0°
- Steeper: sharper steering
- Chainstays
- +3 mm
- Longer: more planted
The two frames
Specialized Diverge STR Comp, 52Fairlight Faran Shimano RX825, 51TDrawn to scale and lined up at the bottom bracket.
Geometry side by side
| Measurement | Specialized Diverge STR Comp 52 | Fairlight Faran Shimano RX825 51T | Difference |
|---|---|---|---|
| Reach | 374mm | 370 | −4 mm |
| Stack | 576mm | 570 | −6 mm |
| Head tube angle | 70.5° | 71.5 | +1.0° |
| Seat tube angle | 74.25° | 74 | −0.3° |
| Chainstay length | 429mm | 432 | +3 mm |
| Wheelbase | 1027mm | 1023 | −4 mm |
| BB drop | 85mm | not listed | |
| BB height | 265mm | not listed | |
| Standover | 730mm | not listed | |
| Seat tube length | 430mm | not listed | |
| Fork length | 390mm | not listed | |
| Head tube length | 100mm | not listed |
Differences are the Fairlight Faran Shimano RX825 minus the Specialized Diverge STR Comp. Full charts: 2024 Specialized Diverge STR Comp, 2026 Fairlight Faran Shimano RX825.
Where each sits in its class
Specialized Diverge STR CompFairlight Faran Shimano RX825
Each bike is ranked against the other gravel bikes on Quiver, on frame geometry alone. Not your hand position or ride feel.
What each ships with
The stock build of each bike's first listed trim. Parts that match are dimmed.
| Part | Specialized Diverge STR CompSTR Comp | Fairlight Faran Shimano RX825Shimano GRX Di2 RX825 2x |
|---|---|---|
| Frame | Specialized Diverge FACT | Fairlight Faran 3.0 |
| Fork | Specialized Future Shock 3.2 | Fairlight Faran 3.0 Steel |
| Shifter | Shimano GRX RX820 | Shimano GRX RX825 Di2 |
| Derailleur | Shimano GRX RX822-SGS | Shimano GRX RX825 Di2 |
| Cassette | Shimano XT | Shimano HG710/M7000 |
| Chain | Shimano XT M8100 | not listed |
| Crankset | Shimano GRX RX820 | Shimano FC-RX820-2 |
| Wheelset | DT Swiss G540 | Hope RX24/Fortus 26 Pro5 |
| Tire | Specialized Tracer Pro 2BR | Panaracer Gravel King X1 |
| Brake | Shimano GRX RX820 | Shimano GRX Di2 |
| Handlebar | Specialized Hover | FSA Adventure |
| Stem | Specialized Future | Gossamer Energy |
| Saddle | Specialized Power Sport | not listed |
| Chainring | not listed | Shimano GRX RX820 |
| Rotor | not listed | Shimano RT-801 |
| Headset | not listed | Hope Standard |
| Seatpost | not listed | SL-K |
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